.user {
  display: flex;
  flex-shrink: 0;
  padding: 30px;
  color: #fff;
  flex-direction: column;
  align-items: center;
}

.login-tip {
  display: inline-block;
  font-size: 20px;
  color: #999;
}

.avatar {
  width: 130px;
  height: 130px;
  border-radius: 50%;
  background-color: #fff;
  align-self: center;
}

.nickname {
  padding-top: 40px;
  text-align: center;
  font-size: 40px;
  font-weight: 100;
}

.todo-items {
  flex-grow: 1;
  font-size: 34px;
  padding: 50px 120px;
  color: #0effd6;
  overflow: auto;
}

.todo-items-group {
  display: flex;
  flex-direction: column;
}

.todo-item {
  position: relative;
  margin-bottom: 50px;
  padding-left: 80px;
  line-height: 70px;
  height: 80px;
  box-sizing: border-box;
  border: 2px solid rgb(14, 255, 214);
  border-radius: 100px;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: border 0.2s;
}

.todo-item:last-child {
  margin-bottom: 0;
}

.todo-item::before {
  content: '';
  position: absolute;
  left: 12px;
  margin-right: 20px;
  width: 45px;
  height: 45px;
  background-color: rgba(14, 222, 255, 0.3);
  border-radius: 50%;
  top: 50%;
  transform: translateY(-50%);

  transition: background-color 0.2s;
}

.todo-item::after {
  content: '';
  position: absolute;
  left: 29px;
  width: 8px;
  height: 18px;
  top: 50%;
  transform: translateY(-60%) rotate(38deg);
  border: 4px solid #fff;
  border-width: 0 4px 4px 0;
  opacity: 0;

  transition: opacity 0.2s;
}

.todo-item-checkbox {
  display: none;
}

.checked .todo-item-text {
  text-decoration: line-through;
  color: #1aa0b8;
}

.checked.todo-item {
  border: 2px solid rgba(14, 222, 255, 0.2);
}

.checked.todo-item::before {
  background-color: rgba(14, 222, 255, 0.2);
}

.checked.todo-item::after {
  opacity: 1;
}

.todo-footer {
  flex-shrink: 0;
  padding: 20px 0 100px;
  font-size: 48px;
  font-weight: 200;
  text-align: center;
}
